Luke's Genealogy . Luke 3:23And when He began His ministry, Jesus Himself was about thirty years of age, being supposedly the son of Joseph. . . Luke 3:38 . . . the son of Seth, the son of Adam, the son of God.. Theme: Divine Sonship . Luke 3:22 - ?Thou art My Son"Luke 3:23; 38 ? ?Supposedly the Son of Joseph . . . Adam the son of God"Luke 4:3 ? ?If you are the Son of God"Luke 4:9 ? ?If you are the Son of God"Luke 4:41 ? ?You are the Son of God" (demons say).